Train from Incheon International airport to Busan?

What is the name of the train terminal where I can take a train from the Incheon International airport to Busan (as close to Namgu as possible)?
How much does it cost? And how often do they have departures?

Thanks!

These may help:
https://www.google.com/maps/dir/37.4463 … !3e3?hl=en

http://map.naver.com/

New topic